import os
WIDTH=1000
HEIGHT=730
FPS=60
FONT_MANE='arial' #is a kind of font(字体）
WHITE=(255,255,255)
BLACK=(0,0,0)
RED=(255,0,0)
GREEN=(0,255,0)
BLUE=(0,0,255)
YELLO=(255,255,0)
LITTLEBLUE=(70,163,142)
PLAYER_FRICTION_X=-0.055
PLAYER_FRICTION_Y=-0.01
PLAYER_ACC=0.95
CENTER=(WIDTH/2,HEIGHT/2)
SPRITE_SHEET='spritesheet_jumper.png'

PLATFORM_LIST=[(0,0.9*HEIGHT),
          (WIDTH/2-30,HEIGHT*3/4),
          (800,HEIGHT-350),
          (175,200)]